fix: improve typings for native module error

[vonovak]

Summary

TS handles catch() block errors as unknown and we should follow that approach.

Test Plan

TS does not complain in example app

Compatibility

OS	Implemented
iOS	✅
Android	✅

Checklist

• [ ] I have tested this on a device and a simulator
• [ ] I added the documentation in README.md
• [x] I updated the typed files (TS and Flow)